Description
The Navien 30004825A Motorized 2-Way Valve is a genuine OEM replacement component engineered specifically for Navien hydronic heating systems. Designed to provide precise, automated flow control, this motorized valve opens and closes on demand to regulate the circulation of hot water through your system — helping maintain consistent comfort levels and protecting equipment from thermal stress.
Key Features
- Genuine Navien OEM replacement part (SKU: 30004825A)
- Motorized 2-way design for automated on/off flow control
- Engineered for direct compatibility with Navien boiler and water heater systems
- Helps maintain efficient hydronic system operation
- Durable construction for long-lasting, reliable service
- Drop-in replacement to simplify installation and reduce downtime
Application
This valve is ideal for HVAC technicians and service professionals performing maintenance or repairs on Navien hydronic systems. Using a genuine OEM part ensures proper fit, function, and system integrity — avoiding the compatibility issues that can arise with aftermarket alternatives.
Why Choose an OEM Navien Part?
Navien designs its components to work seamlessly within its own system architecture. The 30004825A Motorized 2-Way Valve is built to Navien’s exact specifications, ensuring reliable operation, proper flow rates, and compatibility with system controls. Choosing genuine OEM parts also helps protect any existing equipment warranties.







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